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Mining Engineering · Q70

Mine Development and Mining Methods

Engineering and GATE · Mining Engineering · question 70

Q70

What is the function of a ventilation raise?

A.
Ore hoisting
B.
Drainage channel
C.
Personnel transport
D.
Air circulation
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
Ventilation raise is a vertical opening used for airflow.The correct answer is: Air circulationIt allows fresh air to enter and contaminated air to exit.Essential for maintaining breathable air underground.